Modularize main.c into rgb, event, database, ui, system, and app_manager modules

App/event.h

@@ -0,0 +1,19 @@
+#ifndef __EVENT_H__
+#define __EVENT_H__
+
+#include "config.h"
+
+// 事件队列初始化与操作
+void EventQueue_Init(void);
+bit EventQueue_Push(SystemEvent evt);
+bit EventQueue_InsertFront(SystemEvent evt);
+SystemEvent EventQueue_Pop(void);
+bit EventQueue_IsEmpty(void);
+bit EventQueue_IsFull(void);
+u8 EventQueue_GetCount(void);
+
+// 事件分发与定时器/按键扫描初始化
+void Event_Dispatcher_Loop(void);
+void Timer1_Init(void);
+
+#endif